Monaural wearing style — features one earpiece with an adjustable T-pad headband and bendable microphone boom for flexibility and all-day comfort. A light, flexible cable further enhances comfort.Or Binaural wearing style — features two earpieces that cover both ears so you can really focus on your conversation, plus an adjustable T-pad headband and bendable microphone boom for flexibility and all-day comfort. A light, flexible cable further enhances comfort.